Consolidated Statements of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Statement of Comprehensive Income [Abstract]
Net loss	$ (43,240)	$ (98,109)	$ (339,197)	$ (196,851)
Other comprehensive income (loss)
Loss on settlements of interest rate cash flow hedges retained in other comprehensive income	0	0	0	(30)
Change in fair value of interest rate cash flow hedges	0	0	0	21,297
Losses reclassified into earnings as a result of discontinuance of cash flow hedge accounting	0	0	0	5,973
Total other comprehensive income	0	0	0	27,240
Comprehensive loss	$ (43,240)	$ (98,109)	$ (339,197)	$ (169,611)